DrJack's BLIPSPOT for: THU 04/23 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 72.0 - - 73.0 - - - Temp@2m Sfc.Heating - - - - - - 365 - - 177 - - - Sfc.Heating BL Depth - - - - - - 6649 - - 7518 - - - BL Depth Hcrit - - - - - - 7404 - - 7690 - - - Hcrit BL Top - - - - - - 9207 - - 10076 - - - BL Top Hgt.Variab. - - - - - - 1955 - - 3390 - - - Hgt.Variab. W* - - - - - - 559 - - 460 - - - W* B/S - - - - - - 9 - - 7 - - - B/S BL Wind - - - - - - 11 - - 12 - - - BL Wind Direction - - - - - - 277 - - 270 - - - Direction Wind Shear - - - - - - 5 - - 6 - - - Wind Shear Max.Converg - - - - - - -5 - - -2 - - - Max.Converg CLOUDpotent - - - - - - -552 - - 62 - - - CLOUDpotentl sfcLCL - - - - - - 9760 - - 10014 - - - sfcLCL ODpotential - - - - - - -3015 - - -1010 - - - ODpotential blCL - - - - - - 12222 - - 11086 - - - blCL maxRH - - - - - - 62 - - 75 - - - maxRH CAPE - - - - - - 0 - - 50 - - - CAPE Temp@2m - - - - - - 72.0 - - 73.0 - - - Temp@2m DewPt@2m - - - - - - 38.8 - - 38.7 - - - DewPt@2m Temp@Bot - - - - - - 69.4 - - 71.4 - - - Temp@Bot DewPt@Bot - - - - - - 37.6 - - 37.7 - - - DewPt@bot Sfc.Heating - - - - - - 365 - - 177 - - - Sfc.Heating BL Depth - - - - - - 6649 - - 7518 - - - BL Depth EXPERIMENT - - - - - - 0 - - 1 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 97600 35 241 40 246 97600 90143 29 257 31 250 90143 84396 30 258 25 249 84396 79651 24 250 22 246 79651 75576 20 236 20 239 75576 71976 14 245 15 259 71976 68726 10 258 15 272 68726 65741 10 285 13 292 65741 62969 11 290 14 286 62969 60286 15 309 15 284 60286 57496 22 311 20 291 57496 54606 32 292 26 286 54606 51855 35 287 29 289 51855 49391 38 288 37 286 49391 47204 36 294 38 286 47204 45250 37 310 37 299 45250 43481 40 320 36 312 43481 41856 43 326 37 322 41856 40341 40 326 35 322 40341 38914 32 325 32 320 38914 37566 27 329 28 319 37566 36263 25 330 26 324 36263 34944 23 320 24 328 34944 33579 22 307 21 322 33579 32174 22 307 18 312 32174 30713 21 311 17 312 30713 29186 18 306 16 317 29186 27592 11 309 12 306 27592 25933 8 308 7 272 25933 24210 9 299 9 262 24210 22430 9 320 7 264 22430 20586 11 334 3 315 20586 18674 9 308 4 301 18674 16740 10 279 8 276 16740 14887 12 275 13 269 14887 13209 17 269 13 274 13209 11717 19 257 13 277 11717 10382 14*263 13*277 10382 9187 12*274 13*276 9187 8115 12 276 13 275 8115 7158 12 277 13 273 7158 6307 12 278 13 271 6307 5549 11 278 12 269 5549 4865 11 279 12 268 4865 4256 11 279 12 267 4256 3746 11 279 11 266 3746 3351 10 279 11 265 3351 3078 10 279 10 265 3078 2912 9 278 9 265 2912 2817 7 278 7 264 2817 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography